Congratulations!The Polar s3 stride sensorTM
W.I.N.D.is the best choice for improving your
runningtechnique and efficiency. Using
sensitiveinertial sensors to track the position of
thefoot, it is immune from signal dropout, and
givesaccurate and highly responsive speed,
distance,leg cadence and stride length
measurements.
Thelatest version of this user manual can be
downloadedat www.polar.fi/support.
Forvideo tutorials, go to
http://www.polar.fi/en/support/video_tutorials.
Pleasefollow the pictures on the front cover.

InstallStride Sensor Battery

Beforeusing the s3 stride sensor for the first
time,insert the battery (included in the product
package).
1. Openthe battery cover by turning it
counterclockwiseto OPEN using the sensor
forkor a coin (see picture 1).
2. Placethe battery inside the cover with the
positive(+) side facing the cover (see
picture2). Make sure the sealing ring is in
thegroove to ensure water resistance.
3. Placethe cover with the battery inside it
intothe sensor.
4. Pressthe cover in place and close it by
turningclockwise from OPEN to CLOSE
usingthe sensor fork or a coin (see picture
3).The s3 stride sensor can be positioned
eitheron the shoelaces or in the sole cavity
ofa specific running shoe.
ENGLISH
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